Re: [PATCH] pci-hyperv: Add check for hyperv_initialized in init_hv_pci_drv()

From: Wei Liu
Date: Fri Jun 18 2021 - 09:22:41 EST


On Sat, Jun 05, 2021 at 10:40:21AM +0000, Wei Liu wrote:
> On Fri, Jun 04, 2021 at 04:26:22PM -0500, Bjorn Helgaas wrote:
> > On Wed, Jun 02, 2021 at 10:32:06AM +0000, Wei Liu wrote:
> > > On Tue, May 25, 2021 at 04:17:33PM -0700, Haiyang Zhang wrote:
> > > > Add check for hv_is_hyperv_initialized() at the top of init_hv_pci_drv(),
> > > > so if the pci-hyperv driver is force-loaded on non Hyper-V platforms, the
> > > > init_hv_pci_drv() will exit immediately, without any side effects, like
> > > > assignments to hvpci_block_ops, etc.
> > > >
> > > > Signed-off-by: Haiyang Zhang <haiyangz@xxxxxxxxxxxxx>
> > > > Reported-and-tested-by: Mohammad Alqayeem <mohammad.alqyeem@xxxxxxxxxxx>
> > >
> > > Hello PCI subsystem maintainers, are you going to take this patch or
> > > shall I?
> >
> > This was mistakenly assigned to me, so I reassigned it back to
> > Lorenzo.
> >
> > If you *do* take this, please at least update it to follow the PCI
> > commit log conventions, e.g.,
> >
> > PCI: hv: Add check ...
> >
> > and wrap the text so it fits in 75 columns.
>
> Lorenzo already picked up two Hyper-V PCI patches from Long Li. I think
> leaving this to him is better.
>

This patch is still missing from pci/hv, so I've picked it up via
hyperv-next (with the adjustments required by Bjorn).

Wei.